Crawford, R. T. (Russell Tracy), 1876–
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- pdbooks.info ID: 67236
R. T. (Russell Tracy) Crawford Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
|  |  | 
| ||||||
| Determination of orbits of comets and asteroids | 1930 | Author | |  | |  | | 
| |
| Sir Isaac Newton's Mathematical principles of natural philosophy and his System of the world | 1934 | Editor | |  | | | | ||